CONFIG_ATMEL_PIT (not configurable)

modulename: timer-atmel-pit.ko

configname: CONFIG_ATMEL_PIT

Linux Kernel Configuration
└─>Device Drivers
└─>Clock Source drivers
└─>ATMEL_PIT
In linux kernel since version 3.10 (release Date: 2013-06-30)
source code:

depends
 or CONFIG_GENERIC_CLOCKEVENTS |
| CONFIG_HAS_IOMEM